Frank Hall Knowlton
Frank Hall Knowlton (born September 2, 1860 in Brandon , Vermont , † November 22, 1926 in Ballston , Virginia ) was an American paleontologist and especially paleobotanist and ornithologist . Its official botanical author abbreviation is “ Knowlt. "
Life
Knowlton graduated from Middlebury College with a bachelor's degree in botany in 1884. He then worked for the National Museum of Natural History at the Cotton Centennial Exhibition in New Orleans and was taken on as Assistant Curator after the exhibition ended. He studied and taught botany from 1887 at what is now George Washington University (then Columbian University) and received his doctorate there in 1896. From 1889 he was with the United States Geological Survey, first as an assistant to the paleobotanist Lester Frank Ward , from 1907 as an assistant geologist and paleontologist.
Knowlton used microscopic studies of the taxonomy of Cretaceous and early Tertiary plants in North America, found many new species and published a catalog in 1919. He is also known for his 1909 illustrated book Birds of the World , which reflects his interest in ornithology. In 1888 he wrote the first description of Araucarioxylon arizonicum . Knowlton was a pioneer in paleoclimatology with a 1919 essay attempting to reconstruct the paleoclimate from geological information.
In 1918 he was President of the Paleontological Society . Knowlton was the founder of The Plant World in 1897 and publisher until 1904 . In 1921 he received an honorary doctorate (D.Sc.).
Fonts
- Birds of the World, Archibald Constable & Co, Westminster 1909
- A Catalog of the mesozoic and cenozoic plants of North America, 1919
- Evolution of Geologic Climates, Geological Society of America Bulletin, Volume 30, 1919, pp. 499-565
- Plants of the past. A popular account of fossil plants, Princeton University Press 1927
literature
- EW Berry: Frank Hall Knowlton, Science, Vol. 65, 1927, pp. 7-8
Web links
| personal data | |
|---|---|
| SURNAME | Knowlton, Frank Hall |
| BRIEF DESCRIPTION | American paleobotanist and ornithologist |
| DATE OF BIRTH | November 2, 1860 |
| PLACE OF BIRTH | Brandon , Vermont |
| DATE OF DEATH | November 22, 1926 |
| Place of death | Ballston , Virginia |